Binary Converter

Convert between binary, decimal, hexadecimal, and octal.

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Binary
Decimal
Hexadecimal
Octal

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Frequently Asked Questions

What is hexadecimal?

Hexadecimal is a base-16 number system using digits 0-9 and letters A-F. It is commonly used in computing because it compactly represents binary data.

How do I convert decimal to binary?

Divide the decimal number by 2 repeatedly and record the remainders. Read the remainders in reverse order to get the binary number.